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Registered Bioimaging of Nanomaterials for Diagnostic and Therapeutic Monitoring
Published on: December 9, 2010
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Self-Reporting Theranostic: Nano Tool for Arterial Thrombosis
Suryyani Deb1, Mohammad Azharuddin2, Sofia Ramström3
1Department of Biotechnology, Maulana Abul Kalam Azad University of Technology, Haringhata 741249, India.
Bioengineering (Basel, Switzerland)
|September 28, 2023
Summary
A new nanoparticle theranostic platform combines therapy and monitoring for arterial thrombosis (AT). This tool uses super-paramagnetic iron oxide nanoparticles (SPIONs) to restrain thrombus growth and enable real-time MRI visualization.
Area of Science:
- Biomedical Engineering
- Nanotechnology
- Cardiovascular Research
Background:
- Arterial thrombosis (AT) involves platelet-driven thrombus formation, leading to severe conditions like heart attack and stroke.
- Current clinical needs include effective methods for both restricting thrombus growth and monitoring its progression in real-time.
Purpose of the Study:
- To engineer a nanoparticle-based theranostic platform for concurrent monitoring and restraint of arterial thrombus growth.
- To demonstrate the feasibility of this platform for improved AT prognosis.
Main Methods:
- Fabrication of a theranostic nanotool using biocompatible super-paramagnetic iron oxide nanoparticles (SPIONs).
- Conjugation of the anti-platelet agent Abciximab (ReoPro) onto the SPION surface.
- In vitro evaluation of the nanotool's ability to inhibit platelet aggregation and its MRI visibility.
Main Results:
- ReoPro-conjugated SPIONs (Tx@ReoPro) effectively inhibited thrombus growth by targeting GPIIbIIIa receptors on platelets.
- The SPIONs provided visibility via magnetic resonance imaging (MRI), allowing for potential real-time thrombus status reporting.
Conclusions:
- The developed nanoparticle theranostic platform shows promise for simultaneously treating and monitoring arterial thrombosis.
- This approach addresses the unmet clinical need for real-time thrombus visualization and growth inhibition.
